Questions asking for an example to be provided, or asking for help understanding examples.

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-2
votes
2answers
56 views

How can I use NonlinearModelFit with multiple variables? [closed]

I am trying to find the coefficients for following equation: $\quad \quad f(x,\,y,\,z) = a (x^2)\, exp(b x + y^2) + c z^2 y$ using NonlinearModelFit. But I can't ...
3
votes
0answers
140 views

Something like MATLAB Cody for Mathematica? (Learning through exercises.)

At some rainy days, when I realise again the TV program is getting worse and worse ... I visit Cody: Cody™ is a MATLAB Central game that challenges and expands your knowledge of MATLAB. As a web ...
2
votes
2answers
115 views

GeoGraphics examples not running correctly

I'm trying to work with the new GeoGraphics functionality in Mathematica 10, starting with the example given here. None of the code seems to run well for me, though. I try to run the first command: ...
1
vote
1answer
108 views

What is happening in Map[Function[x, x^2], a + b + c] from the Pure Function tutorial

The Pure Function tutorial gives an example: Map[Function[x, x^2], a + b + c]. I would expect the output to be (a + b + c)^2, ...